| Read the assertion and reason carefully: |
| Assertion : Secondary and tertiary roots are formed in acropetal manner. |
| Reason : Rootlets are ultimate branches. |
A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: B
Solution :
Secondary and tertiary roots are respectively the branches of first and second order. They are formed in acropetal succession (youngest towards growing point and oldest towards the base of the parent root). Rootlets are the ultimate branches. They bear root hairs for absorption.
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